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-rw-r--r--sound/pci/hda/patch_sigmatel.c24
1 files changed, 16 insertions, 8 deletions
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index 7c8cd59852ec..caf48edaa921 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -2283,15 +2283,23 @@ static int stac92xx_auto_create_multi_out_ctls(struct hda_codec *codec,
}
if (spec->mic_switch) {
+ unsigned int def_conf;
nid = cfg->input_pins[AUTO_PIN_MIC];
- pincap = snd_hda_param_read(codec, nid,
- AC_PAR_PIN_CAP);
- if (pincap & AC_PINCAP_OUT) {
- err = stac92xx_add_control(spec,
- STAC_CTL_WIDGET_IO_SWITCH,
- "Mic as Output Switch", (nid << 8) | 1);
- if (err < 0)
- return err;
+ def_conf = snd_hda_codec_read(codec, nid, 0,
+ AC_VERB_GET_CONFIG_DEFAULT, 0);
+
+ /* some laptops have an internal analog microphone
+ * which can't be used as a output */
+ if (get_defcfg_connect(def_conf) != AC_JACK_PORT_FIXED) {
+ pincap = snd_hda_param_read(codec, nid,
+ AC_PAR_PIN_CAP);
+ if (pincap & AC_PINCAP_OUT) {
+ err = stac92xx_add_control(spec,
+ STAC_CTL_WIDGET_IO_SWITCH,
+ "Mic as Output Switch", (nid << 8) | 1);
+ if (err < 0)
+ return err;
+ }
}
}